How many layers does the OSI model have
The OSI layer has 7 models
Which layer in the OSI model is used by browsers
The browser is an application. It uses the Application layer in the OSI model
Which layer in the OSI model is used by network cards
The physical layer, which is the 1st layer is used by network cards
Name one protocol which is used in the presentation layer
JPEG, BMP which are typically file formats are used in the presentation layer.
What is the main difference between the TCP/IP model and OSI model
The TCP/IP model has 4 layers and OSI model has 7 layers
At which layer of the OSI model does routers work
Routers work at the network layer of the OSI model.
At which layer of the OSI model does switches and hubs work
Switches work at the data link layer and hubs on the physical layer.
Name two protocols which work in the transport layer of the OSI model
TCP and UDP
Name 3 protocols which work at the application layer
DHCP, FTP and DNS.
At which layer does sockets work
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